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John Playfair: Quick Facts

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Facts

Born March 10, 1748 • Scotland
Died July 20, 1819 (aged 71)
Subjects Of Study uniformitarianism

Photos

Playfair, John
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Charles Lyell
Charles Lyell
Scottish geologist
James Hutton
James Hutton
Scottish geologist
James Gregory.
James Gregory
Scottish mathematician and astronomer
Colin Maclaurin, engraving by S. Freeman; in the British Museum.
Colin Maclaurin
Scottish mathematician
French philosopher Blaise Pascal
Blaise Pascal
French philosopher and scientist
Euclid
Euclid
Greek mathematician
Fermat, portrait by Roland Lefèvre; in the Narbonne City Museums, France
Pierre de Fermat
French mathematician
How did Ptolemy explain retrograde motion?
Ptolemy
Egyptian astronomer, mathematician, and geographer
Bernhard Riemann, lithograph after a portrait, artist unknown, 1863.
Bernhard Riemann
German mathematician
Paul Erdős
Paul Erdős
Hungarian mathematician
Engraved portrait of Swiss mathematician and physicist Leonhard Euler in profile, wearing a dark coat and ruffled white shirt, from the 1740s.
Leonhard Euler
Swiss mathematician
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Eudoxus of Cnidus
Greek mathematician and astronomer
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Apollonius of Perga
Greek mathematician
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Pappus of Alexandria
Greek mathematician
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Ibn al-Haytham
Arab astronomer and mathematician
Isaac Barrow, pencil drawing by David Loggan, 1676; in the National Portrait Gallery, London
Isaac Barrow
English mathematician
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Heron of Alexandria
Greek mathematician
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Girard Desargues
French mathematician
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Giovanni Ceva
Italian mathematician and engineer
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Michel Chasles
French mathematician

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